DE3041383A1 - Stickstoffoxid-filtermaterial oder - filter, insbesondere fuer tabakrauch - Google Patents

Stickstoffoxid-filtermaterial oder - filter, insbesondere fuer tabakrauch

Info

Publication number
DE3041383A1
DE3041383A1 DE19803041383 DE3041383A DE3041383A1 DE 3041383 A1 DE3041383 A1 DE 3041383A1 DE 19803041383 DE19803041383 DE 19803041383 DE 3041383 A DE3041383 A DE 3041383A DE 3041383 A1 DE3041383 A1 DE 3041383A1
Authority
DE
Germany
Prior art keywords
filter
filter according
filtration material
compound
nitroso
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE19803041383
Other languages
German (de)
English (en)
Inventor
David Allen Southampton Hamsphire Matkin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Publication of DE3041383A1 publication Critical patent/DE3041383A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
  • Filtering Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19803041383 1979-11-13 1980-11-03 Stickstoffoxid-filtermaterial oder - filter, insbesondere fuer tabakrauch Withdrawn DE3041383A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7939185 1979-11-13
GB8019460 1980-06-13

Publications (1)

Publication Number Publication Date
DE3041383A1 true DE3041383A1 (de) 1981-06-11

Family

ID=26273522

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803041383 Withdrawn DE3041383A1 (de) 1979-11-13 1980-11-03 Stickstoffoxid-filtermaterial oder - filter, insbesondere fuer tabakrauch

Country Status (17)

Country Link
US (1) US4363333A (it)
AR (1) AR224550A1 (it)
AT (1) AT372249B (it)
AU (1) AU537261B2 (it)
BR (1) BR8007475A (it)
CA (1) CA1138291A (it)
CH (1) CH649007A5 (it)
DE (1) DE3041383A1 (it)
DK (1) DK481580A (it)
FI (1) FI67478C (it)
FR (1) FR2469134A1 (it)
IT (1) IT1193987B (it)
MX (1) MX152588A (it)
NL (1) NL8006172A (it)
NO (1) NO152032C (it)
NZ (1) NZ195532A (it)
SE (1) SE448053B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4662384A (en) * 1982-06-29 1987-05-05 British-American Tobacco Company Limited Smoking articles
SE500634C2 (sv) * 1992-12-22 1994-08-01 House Of Blend Ab Filtercigarett
RU2161427C1 (ru) * 1999-09-17 2001-01-10 Петрик Виктор Иванович Материал фильтра для сигарет
MY128157A (en) * 2000-04-20 2007-01-31 Philip Morris Prod High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials
RU2184086C1 (ru) * 2001-04-02 2002-06-27 Петрик Виктор Иванович Способ удаления нефти, нефтепродуктов и/или химических загрязнителей из жидкости, и/или газа и/или с поверхности
US20030159703A1 (en) * 2002-02-22 2003-08-28 Zuyin Yang Flavored carbon useful as filtering material of smoking article
US7914622B2 (en) * 2005-12-21 2011-03-29 Philip Morris Usa Inc. Smoking article having flavorant materials retained in hollow heat conductive tubes

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB994169A (en) * 1962-11-30 1965-06-02 Sintered Products Ltd Improvements in or relating to end pieces for cigarettes
US3246654A (en) * 1962-12-14 1966-04-19 Burke Oliver W Jun Tobacco smoke, filters and cigarettes
US3390039A (en) * 1964-10-09 1968-06-25 Eastman Kodak Co Method and apparatus for making additive filters
CH586026A5 (it) * 1972-11-13 1977-03-31 British American Tobacco Co
DE3011456A1 (de) * 1979-03-27 1980-10-09 Cigarette Components Ltd Filter fuer rauchwaren und verfahren zur herstellung der filter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL293155A (it) * 1963-03-04
US3288151A (en) * 1963-08-13 1966-11-29 Burke Process for the purification of tobacco smoke
US3460543A (en) * 1966-03-21 1969-08-12 Liggett & Myers Inc Cigarette filter
GB1235880A (en) * 1968-12-11 1971-06-16 British American Tobacco Co Improvements relating to tobacco-smoke filters
UST901024I4 (en) 1971-09-27 1972-08-08 Defensive publication
US4163452A (en) * 1977-12-01 1979-08-07 British-American Tobacco Company Limited Tobacco-smoke filters
FI790530A (fi) * 1978-02-21 1979-08-22 Siren M J O Filtermaterial samt foerfarande foer framstaellning av och anvaendning av detsamma

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB994169A (en) * 1962-11-30 1965-06-02 Sintered Products Ltd Improvements in or relating to end pieces for cigarettes
US3246654A (en) * 1962-12-14 1966-04-19 Burke Oliver W Jun Tobacco smoke, filters and cigarettes
US3390039A (en) * 1964-10-09 1968-06-25 Eastman Kodak Co Method and apparatus for making additive filters
CH586026A5 (it) * 1972-11-13 1977-03-31 British American Tobacco Co
DE3011456A1 (de) * 1979-03-27 1980-10-09 Cigarette Components Ltd Filter fuer rauchwaren und verfahren zur herstellung der filter

Also Published As

Publication number Publication date
NZ195532A (en) 1982-12-07
ATA555880A (de) 1983-02-15
AU6419980A (en) 1981-05-21
IT8025815A0 (it) 1980-11-06
DK481580A (da) 1981-05-14
SE448053B (sv) 1987-01-19
NL8006172A (nl) 1981-06-01
CH649007A5 (fr) 1985-04-30
NO803389L (no) 1981-05-14
SE8007879L (sv) 1981-05-14
MX152588A (es) 1985-09-12
FI67478C (fi) 1985-04-10
FI67478B (fi) 1984-12-31
FR2469134B1 (it) 1984-10-19
AR224550A1 (es) 1981-12-15
BR8007475A (pt) 1981-06-02
CA1138291A (en) 1982-12-28
NO152032C (no) 1985-07-24
US4363333A (en) 1982-12-14
AU537261B2 (en) 1984-06-14
FR2469134A1 (fr) 1981-05-22
IT1193987B (it) 1988-08-31
FI803409L (fi) 1981-05-14
AT372249B (de) 1983-09-12
NO152032B (no) 1985-04-15

Similar Documents

Publication Publication Date Title
DE3616080C2 (it)
DE1517300B2 (de) Tabakrauchfilter
DE3310092A1 (de) Huellenmaterial zur verringerung von seitenstrom-rauch und verfahren zu dessen herstellung
DE1517242A1 (de) Filterelement
DE2801239A1 (de) Tabakrauchfilter und verfahren zu seiner herstellung
DE2526959A1 (de) Tabakrauchfilter
DE3417586A1 (de) Filter zur verminderung der toxischen wirkungen von zigarettentabak-rauch
DE2148035B2 (de) Tabakrauch-Filtermaterial
DE1099423B (de) Pulverfoermige Stoffe enthaltendes Filterelement fuer Tabakrauch
DE3041383A1 (de) Stickstoffoxid-filtermaterial oder - filter, insbesondere fuer tabakrauch
DE2919842A1 (de) Filter fuer tabakrauch
DE1517258C3 (de) Verfahren zur Herstellung von isotropen, zelligen Zelluloseflltern für Tabakrauch
DE1767073C3 (de) Filter für Tabakrauch
DE2140346A1 (de) Tabakrauchfilter
DE2136084A1 (de) Zigarette und Verfahren zu ihrer Herstellung
DE2341685C3 (de) Zigarettenfilter aus Celluloseacetatfasern und Verfahren zu seiner Herstellung
DE2341686A1 (de) Verfahren zur herstellung eines zigarettenfilters aus celluloseacetatfasern
DE872176C (de) Verfahren zur Herstellung von Tabakwaren
DE3715526C2 (it)
DE1632263A1 (de) Filterspitzen fuer Zigaretten und Zigarren
DE2754137A1 (de) Verbesserter filter fuer tabakrauch
DE2514787C3 (de) Rauchtabakmischung
DE2263178C3 (de) Tabakrauchfilter
DE2054945A1 (de) Tabakprodukte
DE1517300C3 (de) Tabakrauchfilter

Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8141 Disposal/no request for examination